Select Page

Action Cable on specific page within Ruby on Rails

Using page specific action cable functionality within ruby on rails comes in very handy sometimes. It allows you to target given functionality to specific pages and controllers. Furthermore, it reduces the number of open web sockets, which again reduces your server...

Set default values for has_one association

Sometimes you simply want to set some default values for an associated model within ActiveRecord without thinking too much of creating possible side effects when overriding methods like build_association or add model callbacks. The following example demonstrates the...

5 easy steps to integrate HealthKit

Whether you want to create a new HealthKit-enabled app or update your existing fitness or health app, this tutorial shows you how to easily integrate the new HealthKit API. This allows you to use all benefits of the iOS Health app, including storing your health and...

Creating iOS UITableViewCell animations

Today I gonna show you how you can easily animate your UITableViewCells  with UIKit  and QuartzCore out of the box functionality. This allows you to create smooth animation during state changes like adding or deleting some rows or sections of your table view....

Sprite flip animation with Cocos2D 3.1

After removing CCActionOrbitCamera from the Cocos2D framework our flip animation within on of our games did no longer work. We used it to simply flip cards with a nice visual effect. After searching for another approach for a while, we thankfully found something easy...

Porting Cocos2D game to OSX using SpriteBuilder

So you finished and polished your game for iOS by using Cocos2D and SpriteBuilder? Wouldn’t it be nice to publish your game on the Mac AppStore too? These tools and frameworks make it really simple to accomplish this project successfully. However, there are some...

Pause scene with cocos2d an SpriteBuilder

Often games need something like a pause scene to pause the current game and to provide further options like quitting or restarting the current game. So as you may think this isn’t a big deal, right? Well the simples approach may be the following: 1) Create the...

Immediate log messages of resque workers

The following description and code example was tested with the following gem spec: rails (3.2.11) resque (1.24.1) resque-scheduler (2.0.1) Since the default Resque.logger does not immediately flush all log messages to the log file, we want to use our own logger...